private void WriteObject(BinaryWriter writer, long id, object obj)
{
TypeMetadata typeMetadata;
object data;
this.GetObjectData(obj, out typeMetadata, out data);
ObjectWriter.MetadataReference metadataReference = (ObjectWriter.MetadataReference) this._cachedMetadata[typeMetadata.InstanceTypeName];
if (metadataReference != null && typeMetadata.IsCompatible(metadataReference.Metadata))
{
writer.Write(1);
writer.Write((int)id);
writer.Write((int)metadataReference.ObjectID);
typeMetadata.WriteObjectData(this, writer, data);
return;
}
if (metadataReference == null)
{
metadataReference = new ObjectWriter.MetadataReference(typeMetadata, id);
this._cachedMetadata[typeMetadata.InstanceTypeName] = metadataReference;
}
bool flag = typeMetadata.RequiresTypes || this._typeFormat == FormatterTypeStyle.TypesAlways;
BinaryElement value;
int num;
if (typeMetadata.TypeAssemblyName == ObjectWriter.CorlibAssemblyName)
{
value = ((!flag) ? BinaryElement.UntypedRuntimeObject : BinaryElement.RuntimeObject);
num = -1;
}
else
{
value = ((!flag) ? BinaryElement.UntypedExternalObject : BinaryElement.ExternalObject);
num = this.WriteAssemblyName(writer, typeMetadata.TypeAssemblyName);
}
typeMetadata.WriteAssemblies(this, writer);
writer.Write((byte)value);
writer.Write((int)id);
writer.Write(typeMetadata.InstanceTypeName);
typeMetadata.WriteTypeData(this, writer, flag);
if (num != -1)
{
writer.Write(num);
}
typeMetadata.WriteObjectData(this, writer, data);
}
